The prospects for continuing life on Earth in the year 2058 are grim. So the Robinsons are launched into space to colonize Alpha Prime, the only other inhabitable planet in the galaxy. But when a stowaway sabotages the mission, the Robinsons find themselves hurtling through uncharted space.

In 2257, a taxi driver is unintentionally given the task of saving a young girl who is part of the key that will ensure the survival of humanity.